Hi my son is 17 and he is experiencing hairfall...

How to treat dandruff in hair?
Dandruff is a common problem as many people are suffering from it. Fist of all it is necessary to follow a healthy diet rich in vitamins and minerals, especially zinc and B vitamins, and to reduce the intake of sugary substances, starches and saturated fats represented in fast food. It's also recommended to drink large quantities of water at least 2-3 liters per day, and take care to get enough sleep at night and avoid staying up late. It should be noted that the clinical examination should be performed to rule out infections or fungi in the scalp. Some useful oils can be used such as coconut oil. There are some shampoos specially formulated to fight dandruff such as Clear shampoo, Matrix Biolage or Cipla 8X.

Diagnosis:
A clinincal examination by the dermatologist to detect the presence of fungal infections on the scalp, or the presence of alopecia areata, psoriasis, eczema, and others.

What are the causes of dandruff?

• Seborrheic dermatitis
• Yeast
• Allergy
• Psoriasis
• Eczema
• Poor diet
• Psychological and mental stress 

Recommendation:
Follow the previous advice and instructions and visit your family doctor.